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Index
y-or-n-p Streams Dictionary synonym-stream-symbol
Function

make-synonym-stream

make-synonym-stream symbol ⇒ synonym-stream

Arguments and Values

symbola symbol that names a dynamic variable.
synonym-streama synonym stream.

Description

Returns a synonym stream whose synonym stream symbol is symbol.

Examples

 (setq a-stream (make-string-input-stream "a-stream")
        b-stream (make-string-input-stream "b-stream"))
⇒  #<String Input Stream> 
 (setq s-stream (make-synonym-stream 'c-stream))
⇒  #<SYNONYM-STREAM for C-STREAM> 
 (setq c-stream a-stream)
⇒  #<String Input Stream> 
 (read s-stream) ⇒  A-STREAM
 (setq c-stream b-stream)
⇒  #<String Input Stream> 
 (read s-stream) ⇒  B-STREAM

Exceptional Situations

Should signal type-error if its argument is not a symbol.

See Also

Stream Concepts

Backlinks

Other Subclasses of Stream, Stream Arguments to Standardized Functions, Streams Dictionary, Symbols in the COMMON-LISP Package, synonym-stream-symbol, synonym-stream